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Worldwide, Ои (Ои
, Ohwi
) is a very rare largely boy's, but infrequently girly first name. The given name Ои is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is a very rare largely boy's, but infrequently female name. Likewise, Ои is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ои | Kazakhstan, China, Russia |
| Ohwi | Nigeria |